Coastal Storm Along the East Coast; Pacific Storm System in the West on Friday

A strengthening coastal storm will bring soaking rains to portions of the Mid-Atlantic and Northeast, with accumulating snow likely across the higher elevations of northern New England through Friday. A Pacific storm system will bring heavy low elevation rain, and gusty winds to northern California and the Pacific Northwest, as well as possible blizzard conditions to the Sierra Nevada on Friday. Read More >

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Mostly Cloudy

48°F

9°C

Humidity 58%
Wind Speed NW 20 G 25 mph
Barometer 29.98 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 12 Nov 12:50 pm CST
Extended Forecast for

Marine IL

  • This Afternoon

    This Afternoon: A slight chance of rain or drizzle before 4pm, then a slight chance of sprinkles between 4pm and 5pm.  Partly sunny, with a high near 52. Northwest wind 15 to 18 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Mostly clear, with a low around 31. Northwest wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 46. North wind 9 to 15 mph.

    High: 46 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. North wind 5 to 7 mph becoming calm  in the evening.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48. Light north wind.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 26.

    Low: 26 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of rain or drizzle before 4pm, then a slight chance of sprinkles between 4pm and 5pm. Partly sunny, with a high near 52. Northwest wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 31. Northwest wind 7 to 14 mph, with gusts as high as 23 mph.
Friday
Increasing clouds, with a high near 46. North wind 9 to 15 mph.
Friday Night
Mostly clear, with a low around 26. North wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 48. Light north wind.
Saturday Night
Clear, with a low around 26.
Sunday
Sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 28.
Monday
Sunny, with a high near 53.
Monday Night
Clear, with a low around 29.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Clear, with a low around 30.
Wednesday
Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Marine IL
 38.78°N 89.77°W (Elev. 512 ft)
12:26 pm CST Nov 12, 2026
1pm CST Nov 12, 2026-6pm CST Nov 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database